Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r245-tall-171654350300619.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is NoC3x3-PT-5A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-171654350300619
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 736K
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 07:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 07:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 185K Apr 12 07:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 12 07:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 12 07:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.4K May 19 07:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 19 15:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 248K May 18 16:43 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-00
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-01
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-02
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-03
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-04
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-05
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-06
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-07
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-08
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-09
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-10
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-11
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-12
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-13
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-14
FORMULA_NAME NoC3x3-PT-5A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716690583024

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-5A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 02:29:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-26 02:29:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 02:29:44] [INFO ] Load time of PNML (sax parser for PT used): 106 ms
[2024-05-26 02:29:44] [INFO ] Transformed 417 places.
[2024-05-26 02:29:44] [INFO ] Transformed 933 transitions.
[2024-05-26 02:29:44] [INFO ] Found NUPN structural information;
[2024-05-26 02:29:44] [INFO ] Parsed PT model containing 417 places and 933 transitions and 3585 arcs in 207 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA NoC3x3-PT-5A-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5A-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 417 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 417/417 places, 933/933 transitions.
Discarding 66 places :
Symmetric choice reduction at 0 with 66 rule applications. Total rules 66 place count 351 transition count 785
Iterating global reduction 0 with 66 rules applied. Total rules applied 132 place count 351 transition count 785
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 135 place count 348 transition count 773
Iterating global reduction 0 with 3 rules applied. Total rules applied 138 place count 348 transition count 773
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 144 place count 348 transition count 767
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 168 place count 348 transition count 743
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 170 place count 346 transition count 743
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 172 place count 344 transition count 737
Iterating global reduction 2 with 2 rules applied. Total rules applied 174 place count 344 transition count 737
Applied a total of 174 rules in 104 ms. Remains 344 /417 variables (removed 73) and now considering 737/933 (removed 196) transitions.
[2024-05-26 02:29:44] [INFO ] Flow matrix only has 723 transitions (discarded 14 similar events)
// Phase 1: matrix 723 rows 344 cols
[2024-05-26 02:29:44] [INFO ] Computed 64 invariants in 28 ms
[2024-05-26 02:29:45] [INFO ] Implicit Places using invariants in 411 ms returned [39, 74, 108, 156, 221, 259, 294]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 445 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 337/417 places, 737/933 transitions.
Applied a total of 0 rules in 4 ms. Remains 337 /337 variables (removed 0) and now considering 737/737 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 577 ms. Remains : 337/417 places, 737/933 transitions.
Support contains 28 out of 337 places after structural reductions.
[2024-05-26 02:29:45] [INFO ] Flatten gal took : 119 ms
[2024-05-26 02:29:45] [INFO ] Flatten gal took : 64 ms
[2024-05-26 02:29:45] [INFO ] Input system was already deterministic with 737 transitions.
Support contains 22 out of 337 places (down from 28) after GAL structural reductions.
RANDOM walk for 31058 steps (6 resets) in 1207 ms. (25 steps per ms) remains 0/13 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(p0))))))'
Support contains 2 out of 337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 324 transition count 702
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 324 transition count 702
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 323 transition count 698
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 323 transition count 698
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 30 place count 323 transition count 696
Applied a total of 30 rules in 21 ms. Remains 323 /337 variables (removed 14) and now considering 696/737 (removed 41) transitions.
// Phase 1: matrix 696 rows 323 cols
[2024-05-26 02:29:46] [INFO ] Computed 57 invariants in 6 ms
[2024-05-26 02:29:46] [INFO ] Implicit Places using invariants in 169 ms returned []
[2024-05-26 02:29:46] [INFO ] Invariant cache hit.
[2024-05-26 02:29:46] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:29:46] [INFO ] Implicit Places using invariants and state equation in 418 ms returned []
Implicit Place search using SMT with State Equation took 590 ms to find 0 implicit places.
Running 695 sub problems to find dead transitions.
[2024-05-26 02:29:46] [INFO ] Invariant cache hit.
[2024-05-26 02:29:46] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 1 (OVERLAPS) 1/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 3 (OVERLAPS) 696/1019 variables, 323/380 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1019 variables, 18/398 constraints. Problems are: Problem set: 0 solved, 695 unsolved
[2024-05-26 02:30:09] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1019 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 695 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1019/1019 variables, and 399 constraints, problems are : Problem set: 0 solved, 695 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 695/695 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 695 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 1 (OVERLAPS) 1/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/323 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 4 (OVERLAPS) 696/1019 variables, 323/381 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1019 variables, 18/399 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1019 variables, 695/1094 constraints. Problems are: Problem set: 0 solved, 695 unsolved
[2024-05-26 02:30:33] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1019/1019 variables, and 1095 constraints, problems are : Problem set: 0 solved, 695 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 695/695 constraints, Known Traps: 2/2 constraints]
After SMT, in 60396ms problems are : Problem set: 0 solved, 695 unsolved
Search for dead transitions found 0 dead transitions in 60422ms
Starting structural reductions in LTL mode, iteration 1 : 323/337 places, 696/737 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61041 ms. Remains : 323/337 places, 696/737 transitions.
Stuttering acceptance computed with spot in 326 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 2 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-00 finished in 61428 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 337 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 323 transition count 701
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 323 transition count 701
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 322 transition count 697
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 322 transition count 697
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 30 place count 322 transition count 695
Applied a total of 30 rules in 46 ms. Remains 322 /337 variables (removed 15) and now considering 695/737 (removed 42) transitions.
// Phase 1: matrix 695 rows 322 cols
[2024-05-26 02:30:47] [INFO ] Computed 57 invariants in 2 ms
[2024-05-26 02:30:47] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-26 02:30:47] [INFO ] Invariant cache hit.
[2024-05-26 02:30:48] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:30:48] [INFO ] Implicit Places using invariants and state equation in 364 ms returned []
Implicit Place search using SMT with State Equation took 497 ms to find 0 implicit places.
[2024-05-26 02:30:48] [INFO ] Redundant transitions in 39 ms returned []
Running 664 sub problems to find dead transitions.
[2024-05-26 02:30:48] [INFO ] Invariant cache hit.
[2024-05-26 02:30:48] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 695/1017 variables, 322/379 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1017 variables, 18/397 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1017 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 5 (OVERLAPS) 0/1017 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 664 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1017/1017 variables, and 397 constraints, problems are : Problem set: 0 solved, 664 unsolved in 26114 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 322/322 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 664/664 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 664 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 695/1017 variables, 322/379 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1017 variables, 18/397 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1017 variables, 664/1061 constraints. Problems are: Problem set: 0 solved, 664 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1017/1017 variables, and 1061 constraints, problems are : Problem set: 0 solved, 664 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 322/322 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 664/664 constraints, Known Traps: 0/0 constraints]
After SMT, in 56352ms problems are : Problem set: 0 solved, 664 unsolved
Search for dead transitions found 0 dead transitions in 56359ms
Starting structural reductions in SI_LTL mode, iteration 1 : 322/337 places, 695/737 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56952 ms. Remains : 322/337 places, 695/737 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-02
Product exploration explored 100000 steps with 50 reset in 442 ms.
Stack based approach found an accepted trace after 16411 steps with 21 reset with depth 936 and stack size 936 in 78 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-02 finished in 57531 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X((p0 U G(p1))))))'
Support contains 2 out of 337 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 324 transition count 704
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 324 transition count 704
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 323 transition count 700
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 323 transition count 700
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 323 transition count 698
Applied a total of 28 rules in 30 ms. Remains 323 /337 variables (removed 14) and now considering 698/737 (removed 39) transitions.
// Phase 1: matrix 698 rows 323 cols
[2024-05-26 02:31:45] [INFO ] Computed 57 invariants in 3 ms
[2024-05-26 02:31:45] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-05-26 02:31:45] [INFO ] Invariant cache hit.
[2024-05-26 02:31:45] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:31:45] [INFO ] Implicit Places using invariants and state equation in 364 ms returned []
Implicit Place search using SMT with State Equation took 583 ms to find 0 implicit places.
[2024-05-26 02:31:45] [INFO ] Redundant transitions in 7 ms returned []
Running 667 sub problems to find dead transitions.
[2024-05-26 02:31:45] [INFO ] Invariant cache hit.
[2024-05-26 02:31:45] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/323 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 2 (OVERLAPS) 698/1021 variables, 323/380 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1021 variables, 18/398 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1021 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 5 (OVERLAPS) 0/1021 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 667 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1021/1021 variables, and 398 constraints, problems are : Problem set: 0 solved, 667 unsolved in 26069 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 667/667 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 667 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/323 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 2 (OVERLAPS) 698/1021 variables, 323/380 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1021 variables, 18/398 constraints. Problems are: Problem set: 0 solved, 667 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1021 variables, 667/1065 constraints. Problems are: Problem set: 0 solved, 667 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1021/1021 variables, and 1065 constraints, problems are : Problem set: 0 solved, 667 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 667/667 constraints, Known Traps: 0/0 constraints]
After SMT, in 56299ms problems are : Problem set: 0 solved, 667 unsolved
Search for dead transitions found 0 dead transitions in 56305ms
Starting structural reductions in SI_LTL mode, iteration 1 : 323/337 places, 698/737 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56930 ms. Remains : 323/337 places, 698/737 transitions.
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-03
Product exploration explored 100000 steps with 11 reset in 409 ms.
Stack based approach found an accepted trace after 4055 steps with 0 reset with depth 4056 and stack size 4056 in 17 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-03 finished in 57420 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(p1))))'
Support contains 4 out of 337 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 326 transition count 710
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 326 transition count 710
Applied a total of 20 rules in 29 ms. Remains 326 /337 variables (removed 11) and now considering 710/737 (removed 27) transitions.
[2024-05-26 02:32:42] [INFO ] Flow matrix only has 708 transitions (discarded 2 similar events)
// Phase 1: matrix 708 rows 326 cols
[2024-05-26 02:32:42] [INFO ] Computed 57 invariants in 3 ms
[2024-05-26 02:32:42] [INFO ] Implicit Places using invariants in 175 ms returned []
[2024-05-26 02:32:42] [INFO ] Flow matrix only has 708 transitions (discarded 2 similar events)
[2024-05-26 02:32:42] [INFO ] Invariant cache hit.
[2024-05-26 02:32:43] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:32:43] [INFO ] Implicit Places using invariants and state equation in 347 ms returned []
Implicit Place search using SMT with State Equation took 524 ms to find 0 implicit places.
[2024-05-26 02:32:43] [INFO ] Redundant transitions in 8 ms returned []
Running 679 sub problems to find dead transitions.
[2024-05-26 02:32:43] [INFO ] Flow matrix only has 708 transitions (discarded 2 similar events)
[2024-05-26 02:32:43] [INFO ] Invariant cache hit.
[2024-05-26 02:32:43] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/326 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/326 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (OVERLAPS) 708/1034 variables, 326/383 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1034 variables, 18/401 constraints. Problems are: Problem set: 0 solved, 679 unsolved
[2024-05-26 02:33:02] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1034 variables, 1/402 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1034 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 679 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1034/1034 variables, and 402 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 326/326 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 679/679 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 679 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/326 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/326 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 3 (OVERLAPS) 708/1034 variables, 326/384 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1034 variables, 18/402 constraints. Problems are: Problem set: 0 solved, 679 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1034 variables, 679/1081 constraints. Problems are: Problem set: 0 solved, 679 unsolved
[2024-05-26 02:33:28] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1034/1034 variables, and 1082 constraints, problems are : Problem set: 0 solved, 679 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 326/326 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 679/679 constraints, Known Traps: 2/2 constraints]
After SMT, in 60243ms problems are : Problem set: 0 solved, 679 unsolved
Search for dead transitions found 0 dead transitions in 60249ms
Starting structural reductions in SI_LTL mode, iteration 1 : 326/337 places, 710/737 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60816 ms. Remains : 326/337 places, 710/737 transitions.
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 218 ms.
Stack based approach found an accepted trace after 23753 steps with 0 reset with depth 23754 and stack size 21642 in 124 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-04 finished in 61286 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(X(F(p1))))))'
Support contains 4 out of 337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 326 transition count 706
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 326 transition count 706
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 325 transition count 702
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 325 transition count 702
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 325 transition count 700
Applied a total of 26 rules in 8 ms. Remains 325 /337 variables (removed 12) and now considering 700/737 (removed 37) transitions.
// Phase 1: matrix 700 rows 325 cols
[2024-05-26 02:33:43] [INFO ] Computed 57 invariants in 3 ms
[2024-05-26 02:33:44] [INFO ] Implicit Places using invariants in 159 ms returned []
[2024-05-26 02:33:44] [INFO ] Invariant cache hit.
[2024-05-26 02:33:44] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:33:44] [INFO ] Implicit Places using invariants and state equation in 333 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
Running 699 sub problems to find dead transitions.
[2024-05-26 02:33:44] [INFO ] Invariant cache hit.
[2024-05-26 02:33:44] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/324 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 1 (OVERLAPS) 1/325 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 3 (OVERLAPS) 700/1025 variables, 325/382 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 18/400 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1025 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 699 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1025/1025 variables, and 400 constraints, problems are : Problem set: 0 solved, 699 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 325/325 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 699/699 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 699 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/324 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 1 (OVERLAPS) 1/325 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 3 (OVERLAPS) 700/1025 variables, 325/382 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 18/400 constraints. Problems are: Problem set: 0 solved, 699 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1025 variables, 699/1099 constraints. Problems are: Problem set: 0 solved, 699 unsolved
[2024-05-26 02:34:31] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 0 ms to minimize.
[2024-05-26 02:34:40] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1025/1025 variables, and 1101 constraints, problems are : Problem set: 0 solved, 699 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 325/325 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 699/699 constraints, Known Traps: 2/2 constraints]
After SMT, in 60264ms problems are : Problem set: 0 solved, 699 unsolved
Search for dead transitions found 0 dead transitions in 60271ms
Starting structural reductions in LTL mode, iteration 1 : 325/337 places, 700/737 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60775 ms. Remains : 325/337 places, 700/737 transitions.
Stuttering acceptance computed with spot in 225 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-06
Product exploration explored 100000 steps with 80 reset in 419 ms.
Stack based approach found an accepted trace after 2801 steps with 2 reset with depth 759 and stack size 759 in 13 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-06 finished in 61450 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 325 transition count 705
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 325 transition count 705
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 324 transition count 701
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 324 transition count 701
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 324 transition count 699
Applied a total of 28 rules in 10 ms. Remains 324 /337 variables (removed 13) and now considering 699/737 (removed 38) transitions.
[2024-05-26 02:34:45] [INFO ] Flow matrix only has 697 transitions (discarded 2 similar events)
// Phase 1: matrix 697 rows 324 cols
[2024-05-26 02:34:45] [INFO ] Computed 57 invariants in 4 ms
[2024-05-26 02:34:45] [INFO ] Implicit Places using invariants in 145 ms returned []
[2024-05-26 02:34:45] [INFO ] Flow matrix only has 697 transitions (discarded 2 similar events)
[2024-05-26 02:34:45] [INFO ] Invariant cache hit.
[2024-05-26 02:34:45] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:34:45] [INFO ] Implicit Places using invariants and state equation in 336 ms returned []
Implicit Place search using SMT with State Equation took 497 ms to find 0 implicit places.
Running 698 sub problems to find dead transitions.
[2024-05-26 02:34:45] [INFO ] Flow matrix only has 697 transitions (discarded 2 similar events)
[2024-05-26 02:34:45] [INFO ] Invariant cache hit.
[2024-05-26 02:34:45] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/323 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (OVERLAPS) 1/324 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/324 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (OVERLAPS) 697/1021 variables, 324/381 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1021 variables, 18/399 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1021 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 698 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1021/1021 variables, and 399 constraints, problems are : Problem set: 0 solved, 698 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 324/324 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 698 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/323 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (OVERLAPS) 1/324 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/324 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (OVERLAPS) 697/1021 variables, 324/381 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1021 variables, 18/399 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1021 variables, 698/1097 constraints. Problems are: Problem set: 0 solved, 698 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1021/1021 variables, and 1097 constraints, problems are : Problem set: 0 solved, 698 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 324/324 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints]
After SMT, in 60236ms problems are : Problem set: 0 solved, 698 unsolved
Search for dead transitions found 0 dead transitions in 60243ms
Starting structural reductions in LTL mode, iteration 1 : 324/337 places, 699/737 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60751 ms. Remains : 324/337 places, 699/737 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 885 ms.
Product exploration explored 100000 steps with 50000 reset in 839 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-5A-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-5A-LTLCardinality-11 finished in 62604 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 337 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 324 transition count 702
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 324 transition count 702
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 323 transition count 698
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 323 transition count 698
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 30 place count 323 transition count 696
Applied a total of 30 rules in 34 ms. Remains 323 /337 variables (removed 14) and now considering 696/737 (removed 41) transitions.
// Phase 1: matrix 696 rows 323 cols
[2024-05-26 02:35:47] [INFO ] Computed 57 invariants in 3 ms
[2024-05-26 02:35:48] [INFO ] Implicit Places using invariants in 161 ms returned []
[2024-05-26 02:35:48] [INFO ] Invariant cache hit.
[2024-05-26 02:35:48] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:35:48] [INFO ] Implicit Places using invariants and state equation in 334 ms returned []
Implicit Place search using SMT with State Equation took 496 ms to find 0 implicit places.
[2024-05-26 02:35:48] [INFO ] Redundant transitions in 13 ms returned []
Running 695 sub problems to find dead transitions.
[2024-05-26 02:35:48] [INFO ] Invariant cache hit.
[2024-05-26 02:35:48] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 1 (OVERLAPS) 1/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 3 (OVERLAPS) 696/1019 variables, 323/380 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1019 variables, 18/398 constraints. Problems are: Problem set: 0 solved, 695 unsolved
[2024-05-26 02:36:10] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1019 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 695 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1019/1019 variables, and 399 constraints, problems are : Problem set: 0 solved, 695 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 695/695 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 695 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 1 (OVERLAPS) 1/323 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/323 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 4 (OVERLAPS) 696/1019 variables, 323/381 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1019 variables, 18/399 constraints. Problems are: Problem set: 0 solved, 695 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1019 variables, 695/1094 constraints. Problems are: Problem set: 0 solved, 695 unsolved
[2024-05-26 02:36:34] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1019/1019 variables, and 1095 constraints, problems are : Problem set: 0 solved, 695 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 323/323 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 695/695 constraints, Known Traps: 2/2 constraints]
After SMT, in 60251ms problems are : Problem set: 0 solved, 695 unsolved
Search for dead transitions found 0 dead transitions in 60257ms
Starting structural reductions in SI_LTL mode, iteration 1 : 323/337 places, 696/737 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60809 ms. Remains : 323/337 places, 696/737 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 303 ms.
Stack based approach found an accepted trace after 8677 steps with 0 reset with depth 8678 and stack size 8678 in 37 ms.
FORMULA NoC3x3-PT-5A-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5A-LTLCardinality-14 finished in 61201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||(G(p2)&&p1))))'
Support contains 6 out of 337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 337/337 places, 737/737 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 328 transition count 714
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 328 transition count 714
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 327 transition count 710
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 327 transition count 710
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 327 transition count 708
Applied a total of 22 rules in 8 ms. Remains 327 /337 variables (removed 10) and now considering 708/737 (removed 29) transitions.
[2024-05-26 02:36:49] [INFO ] Flow matrix only has 700 transitions (discarded 8 similar events)
// Phase 1: matrix 700 rows 327 cols
[2024-05-26 02:36:49] [INFO ] Computed 57 invariants in 2 ms
[2024-05-26 02:36:49] [INFO ] Implicit Places using invariants in 172 ms returned []
[2024-05-26 02:36:49] [INFO ] Flow matrix only has 700 transitions (discarded 8 similar events)
[2024-05-26 02:36:49] [INFO ] Invariant cache hit.
[2024-05-26 02:36:49] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-26 02:36:49] [INFO ] Implicit Places using invariants and state equation in 362 ms returned []
Implicit Place search using SMT with State Equation took 536 ms to find 0 implicit places.
Running 707 sub problems to find dead transitions.
[2024-05-26 02:36:49] [INFO ] Flow matrix only has 700 transitions (discarded 8 similar events)
[2024-05-26 02:36:49] [INFO ] Invariant cache hit.
[2024-05-26 02:36:49] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/326 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 1 (OVERLAPS) 1/327 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 3 (OVERLAPS) 700/1027 variables, 327/384 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1027 variables, 18/402 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1027 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 707 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1027/1027 variables, and 402 constraints, problems are : Problem set: 0 solved, 707 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 327/327 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 707/707 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 707 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/326 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 1 (OVERLAPS) 1/327 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 3 (OVERLAPS) 700/1027 variables, 327/384 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1027 variables, 18/402 constraints. Problems are: Problem set: 0 solved, 707 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1027 variables, 707/1109 constraints. Problems are: Problem set: 0 solved, 707 unsolved
[2024-05-26 02:37:36] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1027/1027 variables, and 1110 constraints, problems are : Problem set: 0 solved, 707 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 327/327 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 707/707 constraints, Known Traps: 1/1 constraints]
After SMT, in 60251ms problems are : Problem set: 0 solved, 707 unsolved
Search for dead transitions found 0 dead transitions in 60259ms
Starting structural reductions in LTL mode, iteration 1 : 327/337 places, 708/737 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60806 ms. Remains : 327/337 places, 708/737 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : NoC3x3-PT-5A-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 820 ms.
Product exploration explored 100000 steps with 50000 reset in 839 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (AND (NOT p0) p1 p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT (AND (NOT p0) p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 17 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-5A-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-5A-LTLCardinality-15 finished in 62680 ms.
All properties solved by simple procedures.
Total runtime 487614 ms.
ITS solved all properties within timeout

BK_STOP 1716691071888

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NoC3x3-PT-5A"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is NoC3x3-PT-5A, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r245-tall-171654350300619"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-5A.tgz
mv NoC3x3-PT-5A execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;